Date: Mon, 21 Dec 98 10:11:08 -0500 From: FreeBSD Questions <freebsd@netsys.hn> To: "Igor B. Bykhalo" <goshik@binep.ac.ru> Cc: "freebsd-questions@FreeBSD.ORG" <freebsd-questions@FreeBSD.ORG> Subject: Re: Message-ID: <199812211610.KAA13357@mail.netsys.hn>
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-- [ From: FreeBSD Questions * EMC.Ver #2.5.02 ] -- Are you using the modems or not? If you are not, then the second configuration will provide the right connection. The first setup is too simple, and I'm not sure if your serial port and the ISP serial port can ignore all thos signals missing in config 1. If you are using the modems you will not need a null-modem. -------- REPLY, Original message follows -------- > Date: Monday, 21-Dec-98 06:44 PM > > From: Igor B. Bykhalo \ Internet: (goshik@binep.ac.ru) > To: freebsd-questions@FreeBSD.ORG \ Internet: > (freebsd-questions@freebsd.org) > > Subject: > > Good time of day everybody, > > I have a question on null-modem connection. We are using SLIP over the leased > line to connect to our ISP. Modems we are using have neither hardware flow > control nor internal buffers, and modems manufacturer confirmed me that our > line can be considered just as the null-modem cable looking like: > > We ISP > RxD ---- TxD > TxD ---- RxD > DTR ---- DCD > DCD ---- DTR > SG ---- SG > > I found this layout different from the one mentioned in > Handbook(handbook187.html): > > TxD 2 ----------------------- 3 RxD > RxD 3 ----------------------- 2 TxD > DTR 20 ----------------------- 6 DSR > DSR 6 ----------------------- 20 DTR > SG 7 ----------------------- 7 SG > DCD 8 ----------------------+ 4 RTS* > *RTS 4 + + 5 CTS* > *CTS 5 +---------------------- 8 DCD > > (How) must this be accounted for to ensure the proper line functioning? > > Thanks for your time, > Igor > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-questions" in the body of the message > -------- REPLY, End of original message -------- -- Pablo Quintana NetSys Dedicated Internet Services San Pedro Sula, Honduras, Central America e-mail: quintana@netsys.hn Voice: +(504) 566-1055 Fax: +(504) 566-3183 To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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